diff --git a/spring-data-cassandra/src/main/java/org/springframework/data/cassandra/mapping/DefaultCassandraPersistentEntityMetadataVerifier.java b/spring-data-cassandra/src/main/java/org/springframework/data/cassandra/mapping/DefaultCassandraPersistentEntityMetadataVerifier.java
index 0f2b74079..5f7dcabc0 100644
--- a/spring-data-cassandra/src/main/java/org/springframework/data/cassandra/mapping/DefaultCassandraPersistentEntityMetadataVerifier.java
+++ b/spring-data-cassandra/src/main/java/org/springframework/data/cassandra/mapping/DefaultCassandraPersistentEntityMetadataVerifier.java
@@ -206,6 +206,7 @@ public class DefaultCassandraPersistentEntityMetadataVerifier implements Cassand
 			if (idPropertyCount != 1) {
 				exceptions.add(new MappingException(String.format(
 						"@Table/@Persistent types must have only one @PrimaryKey attribute.  Found %s.", idPropertyCount)));
+				throw exceptions;
 			}
 
 			/*